Montgomery county is located close to the center of Indiana. Montgomery county has 504.61 square miles of land area and 0.83 square miles of water area. As of 2010-2014, the total Montgomery county population is 38,183, which has grown 1.47% since 2000. The population growth rate is much lower than the state average rate of 7.60% and is much lower than the national average rate of 11.61%. Montgomery county median household income is $46,286 in 2010-2014 and has grown by 12.08% since 2000. The income growth rate is lower than the state average rate of 17.25% and is much lower than the national average rate of 27.36%. Montgomery county median house value is $108,200 in 2010-2014 and has grown by 21.85% since 2000. The house value growth rate is lower than the state average rate of 30.12% and is much lower than the national average rate of 46.91%. As a reference, the national Consumer Price Index (CPI) inflation rate for the same period is 26.63%. On average, the public school district that covers Montgomery county is better than the state average in quality. The Montgomery county area code is 765.